Digital Water Quality Testing Pen is ideal for household or laboratory use. Suitable for testing pH balance of drinking water, pool, aquarium, RO system, Spa, or hydroponics; Appropriate for wide range of applications. Ensure your pool, general hydroponics ph or even drinking water has a perfect pH balance and safe for use with Digital Water Quality Testing Pen. This tester has a sensitive electrode sensor to read accurate pH levels. The included detailed manual will show you how to get the best accurate and stable reading.
The temperature function allows you to see exactly how hot or cold your water is. Just dip Digital Water Quality Testing Pen in the liquid and get a reading inseconds! It can even switch between Celsius and Fahrenheit with the push of a button. You'll know your water's temperaturefast.The testing pen turns off automatically after 10 minutes of not being in use. Even if you forget to shut it down, it'll shut itself down for you.